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To the organic chemist, infrared (IR) spectroscopy is especially useful in the determination of the structure of a new compound because it provides information about:
A. The presence or the absence of specific functional groups in the compound.B. The molecular weight of the compound.C. The molecular fragments that are a part of the molecular structure.D. The molecular formula of the compound.E. Both B and C.
determine the actual yield If the percent yield of the reaction in B was 91% describes the oxidation of ethanol (C 2 H 5 OH) to acetic acid (CH 3 COOH) by potassium permanganate (KMn04
Compounds with nearly identical molar masses often have very different physcial properties. Choose the compound with the lower value. Solubility in water: di-ethylether or 1-butanol. Why is it lower?
The product was then treated with toluene. Will the product result in the formation of 1-hexene, ethyl hexyl ether (1-ethoxyhexane), or both? Please explain.
It is possible to define metallic character as we do in this book and base it on the reactivity of the element and the ease with which it loses electrons.
An experiment was performed to determine the solubility and the solubility product constant of lead(II) chloride (gmm = 278.10).The equilibrium involved is
for swimming 1500 m in a long course pool is 14 min 34.56 s. At this rate, how many seconds would it take to swim 0.650 miles? (1 mi = 1609 m.)
Compute the structural analysis of the Protein and What order will the following proteins elute from a caution exchange column loaded at pH 6?
A three-step industrial process involves both heat and work. Calculate the overall change in energy DE for the entire process, given these three individual steps.
The pKa of phenol is 9.89. What is the Ka of phenol?
Nitartion of ferrocene not possible why, Ferrocene cannot be nitrated using the conventional HNO3-H2SO4 mixed acid conditions, even though nitration is an electrophilic aromatic substitution reaction. Explain.
Calculate the pH of the solution at the half equivalence point. Explain how the pH at the half equivalence point is related to Ka for the weak acid.
If Hg and 1.50g O2 are obtained from heating 56.0g HgO, what is the masspercent yield of O2 ? Hint work out the stoichiometry of the reaction first.
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